ITextureSP VKTS_APIENTRY textureCreate(const IInitialResourcesSP& initialResources, const std::string& name, const VkBool32 mipmap, const VkBool32 cubemap, const IMemoryImageSP& memoryImage, const VkSamplerCreateInfo& samplerCreateInfo, const VkImageViewCreateInfo& imageViewCreateInfo)
{
if (!memoryImage.get())
{
return ITextureSP();
}
//
VkSamplerCreateInfo finalSamplerCreateInfo;
memcpy(&finalSamplerCreateInfo, &samplerCreateInfo, sizeof(VkImageViewCreateInfo));
finalSamplerCreateInfo.maxLod = mipmap ? (float) memoryImage->getImageData()->getMipLevels() : 0.0f;
auto sampler = samplerCreate(initialResources->getDevice()->getDevice(), finalSamplerCreateInfo.flags, finalSamplerCreateInfo.magFilter, finalSamplerCreateInfo.minFilter, finalSamplerCreateInfo.mipmapMode, samplerCreateInfo.addressModeU, samplerCreateInfo.addressModeV, finalSamplerCreateInfo.addressModeW, finalSamplerCreateInfo.mipLodBias, finalSamplerCreateInfo.anisotropyEnable, finalSamplerCreateInfo.maxAnisotropy, finalSamplerCreateInfo.compareEnable, finalSamplerCreateInfo.compareOp, finalSamplerCreateInfo.minLod, finalSamplerCreateInfo.maxLod, finalSamplerCreateInfo.borderColor, finalSamplerCreateInfo.unnormalizedCoordinates);
if (!sampler.get())
{
logPrint(VKTS_LOG_ERROR, "Texture: Could not create sampler.");
return ITextureSP();
}
//
VkImageViewCreateInfo finalImageViewCreateInfo;
memcpy(&finalImageViewCreateInfo, &imageViewCreateInfo, sizeof(VkImageViewCreateInfo));
finalImageViewCreateInfo.image = memoryImage->getImage()->getImage();
finalImageViewCreateInfo.viewType = cubemap ? VK_IMAGE_VIEW_TYPE_CUBE : VK_IMAGE_VIEW_TYPE_2D;
finalImageViewCreateInfo.format = memoryImage->getImage()->getFormat();
finalImageViewCreateInfo.subresourceRange.levelCount = mipmap ? memoryImage->getImageData()->getMipLevels() : 1;
finalImageViewCreateInfo.subresourceRange.layerCount = cubemap ? memoryImage->getImageData()->getArrayLayers() : 1;
auto imageView = imageViewCreate(initialResources->getDevice()->getDevice(), finalImageViewCreateInfo.flags, finalImageViewCreateInfo.image, finalImageViewCreateInfo.viewType, finalImageViewCreateInfo.format, finalImageViewCreateInfo.components, finalImageViewCreateInfo.subresourceRange);
if (!imageView.get())
{
logPrint(VKTS_LOG_ERROR, "Texture: Could not create image view.");
return ITextureSP();
}
//
auto newInstance = new Texture(initialResources, name, memoryImage, sampler, imageView);
if (!newInstance)
{
newInstance->destroy();
return ITextureSP();
}
return ITextureSP(newInstance);
}
void Font::destroy()
{
if (texture.get())
{
texture->destroy();
texture = ITextureSP(nullptr);
}
allCharacters.clear();
if (vertexBuffer.get())
{
vertexBuffer->destroy();
vertexBuffer = IBufferObjectSP(nullptr);
}
}
FontCacheEntry* FreeTypeFont::getGlyph(const char32_t character, const size_t size)
{
if (!face)
{
return nullptr;
}
//
auto results = cache.find(character);
while (results != cache.cend())
{
if (results->second.size == size)
{
return &results->second;
}
results++;
}
//
if (FT_Set_Char_Size(face, VKTS_TO_CHAR_SIZE(size), VKTS_TO_CHAR_SIZE(size), 0, 0))
{
return nullptr;
}
auto glyphIndex = FT_Get_Char_Index(face, character);
if (FT_Load_Glyph(face, glyphIndex, FT_LOAD_DEFAULT))
{
return nullptr;
}
if (FT_Render_Glyph(face->glyph, FT_RENDER_MODE_NORMAL))
{
return nullptr;
}
//
IImageDataSP glyphImageData;
if (face->glyph->bitmap.buffer)
{
glyphImageData = imageDataCreate("FontCharacterImageData", face->glyph->bitmap.width, face->glyph->bitmap.rows, 1, VK_IMAGE_TYPE_2D, VK_FORMAT_R8_UNORM);
if (!glyphImageData.get())
{
return nullptr;
}
VkSubresourceLayout subresourceLayout;
subresourceLayout.offset = 0;
subresourceLayout.size = face->glyph->bitmap.width * face->glyph->bitmap.rows;
subresourceLayout.rowPitch = face->glyph->bitmap.width;
subresourceLayout.arrayPitch = 0;
subresourceLayout.depthPitch = 0;
if (!glyphImageData->upload(face->glyph->bitmap.buffer, 0, subresourceLayout))
{
return nullptr;
}
}
else
{
// For space, no data is created.
glyphImageData = imageDataCreate("FontCharacterImageData", 1, 1, 1, 0.0f, 0.0f, 0.0f, 0.0f, VK_IMAGE_TYPE_2D, VK_FORMAT_R8_UNORM);
if (!glyphImageData.get())
{
return nullptr;
}
}
//
FontCacheEntry fontCacheEntry;
fontCacheEntry.character = character;
fontCacheEntry.size = size;
fontCacheEntry.width = face->glyph->bitmap.width;
fontCacheEntry.height = face->glyph->bitmap.rows;
fontCacheEntry.advanceX = VKTS_FROM_CHAR_SIZE(face->glyph->advance.x);
fontCacheEntry.advanceY = VKTS_FROM_CHAR_SIZE(face->glyph->advance.y);
fontCacheEntry.offsetX = VKTS_FROM_CHAR_SIZE(face->glyph->metrics.vertBearingX - face->glyph->metrics.width);
fontCacheEntry.offsetY = VKTS_FROM_CHAR_SIZE(face->glyph->metrics.horiBearingY - face->glyph->metrics.height);
fontCacheEntry.glyphImageData = glyphImageData;
fontCacheEntry.texture = ITextureSP();
cache.insert(std::make_pair(character, fontCacheEntry));
//
results = cache.find(character);
while (results != cache.cend())
{
if (results->second.size == size)
{
return &results->second;
}
results++;
}
return nullptr;
}
ITextureSP VKTS_APIENTRY textureCreate(IImageSP& stageImage, IBufferSP& stageBuffer, IDeviceMemorySP& stageDeviceMemory, const IInitialResourcesSP& initialResources, const ICommandBuffersSP& cmdBuffer, const std::string& name, const IImageDataSP& imageData, const VkImageCreateInfo& imageCreateInfo, const VkAccessFlags dstAccessMask, const VkImageLayout newLayout, const VkImageSubresourceRange& subresourceRange, const VkMemoryPropertyFlags memoryPropertyFlags, const VkSamplerCreateInfo& samplerCreateInfo, const VkImageViewCreateInfo& imageViewCreateInfo)
{
if (!cmdBuffer || !imageData.get())
{
return ITextureSP();
}
VkResult result;
//
IImageSP image;
IDeviceMemorySP deviceMemory;
//
if (!texturePrepare(image, deviceMemory, initialResources, cmdBuffer, imageCreateInfo, dstAccessMask, newLayout, subresourceRange, memoryPropertyFlags))
{
return ITextureSP();
}
//
if (memoryPropertyFlags & VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT)
{
for (uint32_t i = 0; i < imageData->getMipLevels(); i++)
{
VkImageSubresource imageSubresource;
imageSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
imageSubresource.mipLevel = i;
imageSubresource.arrayLayer = 0;
VkSubresourceLayout subresourceLayout;
image->getImageSubresourceLayout(subresourceLayout, imageSubresource);
if (!textureUpload(deviceMemory, imageData, i, subresourceLayout))
{
logPrint(VKTS_LOG_ERROR, "Texture: Could not upload image data.");
return ITextureSP();
}
}
}
else
{
if (initialResources->getPhysicalDevice()->isImageTilingAvailable(VK_IMAGE_TILING_LINEAR, imageData->getFormat(), imageData->getImageType(), 0, imageData->getExtent3D(), imageData->getMipLevels(), 1, VK_SAMPLE_COUNT_1_BIT, imageData->getSize()))
{
VkImageCreateInfo stageImageCreateInfo;
memcpy(&stageImageCreateInfo, &imageCreateInfo, sizeof(VkImageCreateInfo));
stageImageCreateInfo.tiling = VK_IMAGE_TILING_LINEAR;
stageImageCreateInfo.usage = VK_IMAGE_USAGE_TRANSFER_SRC_BIT;
if (!texturePrepare(stageImage, stageDeviceMemory, initialResources, cmdBuffer, stageImageCreateInfo, dstAccessMask, newLayout, subresourceRange, VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT))
{
logPrint(VKTS_LOG_ERROR, "Texture: Could not prepare staging image.");
return ITextureSP();
}
for (uint32_t i = 0; i < imageData->getMipLevels(); i++)
{
VkImageSubresource imageSubresource;
imageSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
imageSubresource.mipLevel = i;
imageSubresource.arrayLayer = 0;
VkSubresourceLayout subresourceLayout;
stageImage->getImageSubresourceLayout(subresourceLayout, imageSubresource);
if (!textureUpload(stageDeviceMemory, imageData, i, subresourceLayout))
{
logPrint(VKTS_LOG_ERROR, "Texture: Could not upload image data.");
return ITextureSP();
}
VkImageCopy imageCopy;
imageCopy.srcSubresource = {VK_IMAGE_ASPECT_COLOR_BIT, i, 0, 1};
imageCopy.srcOffset = {0, 0, 0};
imageCopy.dstSubresource = {VK_IMAGE_ASPECT_COLOR_BIT, i, 0, 1};
imageCopy.dstOffset = {0, 0, 0};
imageCopy.extent = {glm::max(imageData->getWidth() >> i, 1u), glm::max(imageData->getHeight() >> i, 1u), glm::max(imageData->getDepth() >> i, 1u)};
stageImage->copyImage(cmdBuffer->getCommandBuffer(), image->getImage(), image->getAccessMask(), image->getImageLayout(), imageCopy);
}
}